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Species Sphingomonas azotifigens

Name: Sphingomonas azotifigens Xie and Yokota 2006

Category, proposed as: species, sp. nov.

Etymology: a.zo.ti.fi’gens. N.L. neut. n. azotum, nitrogen; from French masc. n. azote, nitrogen; from Gr. pref. a-, not (inseparable prefix); from Gr. fem. n. zôê, life; from N.Gr. fem. n. azôê, not sustaining life; L. pres. part. figens, fixing; from L. v. figo, to fix; N.L. fem. part. adj. azotifigens, nitrogen fixing

Pronunciation (Latin), gender: sphin-GO-mo-nas a-zo-ti-FI-gens, feminine

Type strain: CCTCC AB 205007; CIP 109209; DSM 18530; IAM 15283; JCM 21734; NBRC 15497; Y39

16S rRNA gene: AB033947 Analysetree FASTA download

Valid publication: Xie CH, Yokota A. Sphingomonas azotifigens sp. nov., a nitrogen-fixing bacterium isolated from the roots of Oryza sativa. Int J Syst Evol Microbiol 2006; 56:889-893. 🇯🇵

IJSEM list: Euzeby JP. Notification list. Notification that new names and new combinations have appeared in volume 56, part 4 of the IJSEM. Int J Syst Evol Microbiol 2006; 56:1461-1462.

Nomenclatural status: validly published under the ICNP

Taxonomic status: correct name (and explicitly recommended for medical use)

Risk group: 1

  • Emendations:
    • Hördt et al. 2020 Hordt A, Lopez MG, Meier-Kolthoff JP, Schleuning M, Weinhold LM, Tindall BJ, Gronow S, Kyrpides NC, Woyke T, Goker M. Analysis of 1,000+ Type-Strain Genomes Substantially Improves Taxonomic Classification of Alphaproteobacteria. Front Microbiol 2020; 11:468. 🇩🇪 Oren A, Garrity GM. List of changes in taxonomic opinion no. 32. Notification of changes in taxonomic opinion previously published outside the IJSEM. Int J Syst Evol Microbiol 2020; 70:4061-4090.
  • Notes:
    • 😷 The risk group for Germany has been imported on 2026-08-13. The full classification is: risk group = 1. — If in doubt, use the risk group given in the regulations for your country and, if these are not available, use the risk group given in the catalogue of the culture collection from which you have obtained or intend to obtain the strain.
    • 🎓 Name mentioned 12 times in PubMed until 2026-06-11.
    • 🙆 This name is on the List of Recommended Names for bacteria of medical importance (LoRN) as the name to be applied to this species. The name is on LoRN because of the recorded risk group of the genus.

Parent taxon: Sphingomonas Yabuuchi et al. 1990

Assigned by: Xie CH, Yokota A. Sphingomonas azotifigens sp. nov., a nitrogen-fixing bacterium isolated from the roots of Oryza sativa. Int J Syst Evol Microbiol 2006; 56:889-893. 🇯🇵

Linking: To permanently link to this page, use https://doi.org/10.83108/rn.784916Link copied to clipboard

Record number: 784916